Australian spelling vs bistre

Australian spelling and bistre both are nouns.

Word	Noun	Adjective	Verb	Adverb
Australian spelling	Yes	No	No	No
bistre	Yes	No	No	No

Australian spelling (noun)	bistre (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')	a water-soluble brownish-yellow pigment made by boiling wood soot